yea

scripts/math

@@ -0,0 +1,10 @@
+#!/bin/bash
+POWER_SET="{{} {1} {2} {3} {4} {1,2} {1,3} {1,4} {2,3} {2,4} {3,4} {1,2,3} {1,2,4} {1,3,4} {2,3,4} {1,2,3,4}}"
+SUBSETS="1 2 3 4"
+for element in $POWER_SET; do
+  for sub in $SUBSETS; do
+    if [[ $element == *$sub* ]]; then
+      echo "element containing $sub: $element"
+    fi
+  done
+done